A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6130-01-357-6154
NSN 2925-01-391-1540
NSN 6645-00-876-4413
NSN 5930-01-352-9602
NSN 5910-00-036-6145
NSN 6685-01-085-4724
NSN 6105-00-196-4957
NSN 5950-01-447-2613
NSN 5855-01-258-6180
NSN 6650-01-441-1258
NSN 5975-01-443-4306
NSN 5915-01-322-0473